<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="一级分类" prop="coneId">
        <el-input
          v-model="queryParams.coneId"
          placeholder="请输入一级分类"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="二级分类" prop="ctwoId">
        <el-input
          v-model="queryParams.ctwoId"
          placeholder="请输入二级分类"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="分类名称" prop="cthrName">
        <el-input
          v-model="queryParams.cthrName"
          placeholder="请输入分类名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="分类序号" prop="cthrNum">
        <el-input
          v-model="queryParams.cthrNum"
          placeholder="请输入分类序号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="分类代号" prop="cthrCode">
        <el-input
          v-model="queryParams.cthrCode"
          placeholder="请输入分类代号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['webshop:CategoryThree:add']"
        >新增
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['webshop:CategoryThree:edit']"
        >修改
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['webshop:CategoryThree:remove']"
        >删除
        </el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['webshop:CategoryThree:export']"
        >导出
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="CategoryThreeList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center"/>
      <el-table-column label="三级分类主键" align="center" prop="cthrId"/>
      <el-table-column label="一级分类" align="center" prop="coneName"/>
      <el-table-column label="二级分类" align="center" prop="ctwoName"/>
      <el-table-column label="分类名称" align="center" prop="cthrName"/>
      <el-table-column label="分类序号" align="center" prop="cthrNum"/>
      <el-table-column label="分类代号" align="center" prop="cthrCode"/>
      <el-table-column label="分类说明" align="center" prop="cthrInfo"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['webshop:CategoryThree:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['webshop:CategoryThree:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改三级分类对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">


        <el-row>
          <el-col :span="12">
            <el-form-item label="一级分类" prop="coneId">
              <el-select v-model.number="form.coneId" placeholder="请选择一级分类">
                <el-option
                  v-for="cone in oneList"
                  :key="cone.coneId"
                  :label="cone.coneName"
                  :value="cone.coneId">
                </el-option>
              </el-select>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="二级分类" prop="ctwoId">
              <el-select v-model="form.ctwoId" placeholder="请输入二级分类">
                <el-option
                  v-for="ctwo in twoList"
                  :key="ctwo.ctwoId"
                  :label="ctwo.ctwoName"
                  :value="ctwo.ctwoId">
                </el-option>
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>

        <el-row>
          <el-col :span="12">
            <el-form-item label="分类名称" prop="cthrName">
              <el-input v-model="form.cthrName" placeholder="请输入分类名称"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="分类代号" prop="cthrName">
              <el-input v-model="form.cthrCode" placeholder="请输入分类代号"/>
            </el-form-item>
          </el-col>
        </el-row>
        <el-form-item label="分类序号" prop="cthrNum">
          <el-input-number :min="0" v-model="form.cthrNum" placeholder="请输入分类序号"/>
        </el-form-item>

        <el-form-item label="分类说明" prop="cthrInfo">
          <el-input v-model="form.cthrInfo" type="textarea" placeholder="请输入内容"/>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {
  listCategoryThree,
  getCategoryThree,
  delCategoryThree,
  addCategoryThree,
  updateCategoryThree
} from "@/api/webshop/CategoryThree";
import {listConeAll} from "@/api/webshop/CategoryOne";
import {listCtwoAll} from "@/api/webshop/CategoryTwo";

export default {
  name: "CategoryThree",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 三级分类表格数据
      CategoryThreeList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        coneId: null,
        ctwoId: null,
        cthrName: null,
        cthrNum: null,
        cthrCode: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        cthrName: [
          {required: true, message: "分类名称不能为空", trigger: "blur"}
        ],
      },

      oneList: [],
      twoList: [], // 用来显示
      oneFullList: [],
      twoFullList: [] // 全部数据

    };
  },
  watch: {
    "form.coneId": {
      // immediate: true,
      handler(val) {
        console.log("coneId", val)
        if (val != null) {

          this.twoList = this.twoFullList.filter(two => two.coneId == val)
        } else {
          this.twoList = this.twoFullList
        }

        this.form.ctwoId = null
      }

    }
  },
  created() {
    this.getList();
    this.getOneList();
    this.getTwoList();
  },
  methods: {

    getOneList() {
      listConeAll().then(response => {
        this.oneList = response.data
      })
    },
    getTwoList() {
      listCtwoAll().then(response => {
        this.twoFullList = response.data;
      })
    },

    /** 查询三级分类列表 */
    getList() {
      this.loading = true;
      listCategoryThree(this.queryParams).then(response => {
        this.CategoryThreeList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        cthrId: null,
        coneId: null,
        ctwoId: null,
        cthrName: null,
        cthrNum: null,
        cthrCode: null,
        cthrInfo: null

      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.cthrId)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加三级分类";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const cthrId = row.cthrId || this.ids
      getCategoryThree(cthrId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改三级分类";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.cthrId != null) {
            updateCategoryThree(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addCategoryThree(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const cthrIds = row.cthrId || this.ids;
      this.$modal.confirm('是否确认删除三级分类编号为"' + cthrIds + '"的数据项？').then(function () {
        return delCategoryThree(cthrIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {
      });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('webshop/CategoryThree/export', {
        ...this.queryParams
      }, `CategoryThree_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
